const v = 1;
const a = {
  v: "123",
  f1() {
    console.log(`a.f1 ${this.v}`);
  },
};
a.f1();
function f2(x) {
  console.log(`f2 ${this.v}, ${x}`);
}
const b = {
  v: "234",
  f2,
};
b.f2();
